cvelistv5 - CVE-2020-1668

CVE-2020-1668

Vulnerability from cvelistv5

Published
2020-10-16 20:31
Modified
2024-09-16 18:18
Severity ?
6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Junos OS: EX2300 Series: High CPU load due to receipt of specific multicast packets on layer 2 interface
References
▼	URL	Tags
	sirt@juniper.net	https://kb.juniper.net/JSA11065	Vendor Advisory
Impacted products
▼	Vendor	Product
	Juniper Networks	Junos OS
Show details on NVD website
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PID USERNAME PRI NICE SIZE RES STATE TIME WCPU COMMAND 11639 root 52 0 283M 11296K select 12:15 44.97% eventd 11803 root 81 0 719M 239M RUN 251:12 31.98% fxpc{fxpc} the eventd and the fxpc processes might use higher WCPU percentage (respectively 44.97% and 31.98% in the above example). This issue affects Juniper Networks Junos OS on EX2300 Series: 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S5; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R3; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S1, 19.4R3; 20.1 versions prior to 20.1R1-S2, 20.1R2.\"},{\"lang\":\"es\",\"value\":\"En Juniper Networks EX2300 Series, la recepci\u00f3n de un flujo de paquetes de multidifusi\u00f3n espec\u00edficos por la interfaz de capa 2 puede causar una alta carga de la CPU, lo que podr\u00eda conllevar la interrupci\u00f3n del tr\u00e1fico.\u0026#xa0;Este problema ocurre cuando paquetes de multidifusi\u00f3n son recibidos por la interfaz de capa 2.\u0026#xa0;Para comprobar si el dispositivo presenta una alta carga de la CPU debido a este problema, el administrador puede ejecutar el siguiente comando: user@host) show chassis routing-engine Routing Engine status: ... Idle 2 percent the \\\"Idle\\\" value shows as low (2 % in the example above), and also the following command: user@host) show system processes summary ... PID USERNAME PRI NICE SIZE RES STATE TIME WCPU COMMAND 11639 root 52 0 283M 11296K select 12:15 44.97% eventd 11803 root 81 0 719M 239M RUN 251:12 31.98% fxpc{fxpc} the eventd and the fxpc processes might use higher WCPU percentage (respectively 44.97% and 31.98% in the above example).\u0026#xa0;Este problema afecta  a Juniper Networks Junos OS en EX2300 series: versiones 18.1 anteriores a 18.1R3-S11;\u0026#xa0;versiones 18.2 anteriores a 18.2R3-S5;\u0026#xa0;versiones 18.3 anteriores a 18.3R2-S4, 18.3R3-S3;\u0026#xa0;versiones 18.4 anteriores a 18.4R2-S5, 18.4R3-S4;\u0026#xa0;versiones 19.1 anteriores a 19.1R3-S2;\u0026#xa0;versiones 19.2 anteriores a 19.2R1-S5, 19.2R3;\u0026#xa0;versiones 19.3 anteriores a 19.3R2-S4, 19.3R3;\u0026#xa0;versiones 19.4 anteriores a 19.4R1-S3, 19.4R2-S1, 19.4R3;\u0026#xa0;versiones 20.1 anteriores a 20.1R1-S2, 20.1R2.\u0026#xa0;19,4R2-S1, versiones 20.1 anteriores a 20.1R1-S2, 20.1R2.\u0026#xa0;19,4R2-S1, 19,4R3;\u0026#xa0;versiones 20.1 anteriores a 20.1R1-S2, 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Advisory\"]}]}}"
  }
}
Sightings

Author	Source	Type	Date
Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Action not permitted

CVE-2020-1668

Vulnerability from cvelistv5

ghsa-mgw6-w847-57fr

Vulnerability from github

gsd-2020-1668

Vulnerability from gsd

Tags

Sightings

Nomenclature
